ZHANG Bangxiang · SHENZHEN QIAOYOU CLUB
442rank
-10.1Butler · 80 bds
-0.13per board
±4.7swing
-0.06vs par /bd · #354/672
-0.08adjusted /bd
by round
vs par split: bidding -0.54 · play +0.20
Strength of schedule: opponents averaged +0.04/bd (an average draw) → opponent-adjusted -0.08/bd
Card play — on target: opening leads 76.9% #463 of 671 · declarer play 82.4% #211 of 671 · defence 76.2% #589 of 672
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | · | 76.9% (13) |
| Declarer play | · | 82.4% (17) |
| Defence | · | 76.2% (21) |
Opening leads by suit led: ♠ 100.0% (3) · ♥ 50.0% (2) · ♦ 60.0% (5) · ♣ 100.0% (3)
vs par by strain: a suit -0.33 (54)
vs par by level: part-score +0.11 (27) · game -1.12 (25) · slam +3.50 (2)
By role: declaring +0.27/bd (-0.88 vs par · 48) · defending -0.71/bd (+1.16 vs par · 32)
By vulnerability: vulnerable -0.28/bd (-0.25 vs par · 44) · not vulnerable +0.06/bd (+0.17 vs par · 36)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | Q.Zhang | Z.Xu – Y.Guan | Open | 10 | +6.2 | +0.62 | +2.30 |
| Round 4 | J.Shen | P.Klimowicz – L.Wildman | Closed | 10 | -2.1 | -0.21 | +0.00 |
| Round 5 | Q.Zhang | A.Levy – P.Chemla | Open | 10 | +5.2 | +0.52 | -0.10 |
| Round 9 | J.Shen | J.Piekarek – A.Smirnov | Open | 10 | -25.1 | -2.51 | -2.40 |
| Round 10 | J.Shen | A.Ivanov – N.Barantiev | Closed | 10 | +8.5 | +0.85 | -0.50 |
| Round 11 | J.Shen | J.Pochron – K.Omernik | Closed | 10 | +15.5 | +1.55 | +0.80 |
| Round 12 | J.Shen | J.Ventin – C.Pellegrini | Open | 10 | -7.8 | -0.78 | -1.50 |
| Round 15 | S.Gui | M.Askgaard – K.Gjaldbaek | Open | 10 | -10.5 | -1.05 | +0.90 |
Every board — best Butler first↑ top
vs par = IMPs this pair scored above (+) or below (−) the board’s double-dummy par — what bidding and play (theirs and the opponents’) added or gave away against perfect play.
| Butler | Round | Opponents | Bd | Contract | Lead | Res | vs par |
|---|---|---|---|---|---|---|---|
| +13.6 | Round 11 | POLISH SENIORS | 15 | 3♣x | ♦A | +1 | +13 |
| +10.6 | Round 15 | DENNOR | 24 | 2Nx | ♠4 | = | +9 |
| +8.2 | Round 10 | CHATEAU ROSSENOVO | 9 | 4♥x | ♣A | = | +10 |
| +8.1 | Round 5 | ZALESKI | 13 | 3Nx | ♠3 | -1 | +12 |
| +6.6 | Round 12 | VENTIN | 28 | 4♠ | ♦A | = | +5 |
| +6.5 | Round 1 | SHANGHAI OCEAN | 7 | 3N | ♠J | -1 | +13 |
| +6.4 | Round 5 | ZALESKI | 15 | 6♦ | ♠J | = | -2 |
| +6.0 | Round 10 | CHATEAU ROSSENOVO | 4 | 3♣ | ♥J | -2 | +3 |
| +5.9 | Round 15 | DENNOR | 21 | 4♠ | ♥2 | = | +7 |
| +4.6 | Round 1 | SHANGHAI OCEAN | 4 | 2♠ | ♦Q | = | +6 |
| +4.2 | Round 11 | POLISH SENIORS | 18 | 3♥ | ♠Q | -3 | +6 |
| +3.7 | Round 9 | GERMANY OPEN | 21 | 3N | ♣8 | = | +5 |
| +3.6 | Round 11 | POLISH SENIORS | 14 | 3♦ | ♣3 | +2 | +15 |
| +3.5 | Round 4 | MUNICH | 1 | 4♣ | ♥K | +1 | +2 |
| +3.5 | Round 10 | CHATEAU ROSSENOVO | 2 | 5♦ | ♥2 | = | +0 |
| +3.3 | Round 1 | SHANGHAI OCEAN | 8 | 3N | ♠5 | -1 | +4 |
| +3.3 | Round 11 | POLISH SENIORS | 11 | 3♦ | ♥2 | +2 | +7 |
| +3.2 | Round 10 | CHATEAU ROSSENOVO | 1 | 2♠ | ♦K | = | +1 |
| +3.1 | Round 12 | VENTIN | 27 | 4♥ | ♣4 | +1 | -5 |
| +2.7 | Round 11 | POLISH SENIORS | 19 | 5♥x | ♠A | -3 | +3 |
| +2.3 | Round 12 | VENTIN | 26 | 4♥ | ♥3 | -1 | +6 |
| +1.8 | Round 1 | SHANGHAI OCEAN | 5 | 4♠ | ♥A | -1 | +5 |
| +1.7 | Round 1 | SHANGHAI OCEAN | 6 | 2N | ♣5 | = | +1 |
| +1.6 | Round 9 | GERMANY OPEN | 22 | 2♠ | ♦6 | +3 | +6 |
| +1.5 | Round 4 | MUNICH | 3 | 3N | ♥5 | +1 | -1 |
| +1.3 | Round 5 | ZALESKI | 11 | 2♠ | ♠5 | = | +5 |
| +1.2 | Round 11 | POLISH SENIORS | 13 | 2♥ | ♠6 | = | +1 |
| +1.2 | Round 15 | DENNOR | 23 | 1N | ♥3 | -1 | +5 |
| +1.1 | Round 4 | MUNICH | 4 | 3♥ | ♠9 | -2 | +9 |
| +1.0 | Round 12 | VENTIN | 29 | Pass | +3 | ||
| +1.0 | Round 15 | DENNOR | 29 | 4♠ | ♣A | = | +0 |
| +0.8 | Round 4 | MUNICH | 10 | Pass | +3 | ||
| +0.8 | Round 12 | VENTIN | 22 | 4♣ | ♥K | = | +0 |
| +0.7 | Round 9 | GERMANY OPEN | 23 | 1N | ♥4 | = | +1 |
| +0.6 | Round 4 | MUNICH | 7 | 1N | ♥2 | +1 | -1 |
| +0.6 | Round 9 | GERMANY OPEN | 28 | 3N | ♥K | +1 | -5 |
| +0.3 | Round 10 | CHATEAU ROSSENOVO | 3 | 3♥ | ♦K | = | +0 |
| +0.2 | Round 10 | CHATEAU ROSSENOVO | 7 | 1N | ♦7 | = | +9 |
| +0.2 | Round 12 | VENTIN | 24 | 4♠x | ♦A | -1 | +6 |
| +0.2 | Round 12 | VENTIN | 25 | 3N | ♥4 | +1 | -5 |
| +0.2 | Round 15 | DENNOR | 22 | 4♠ | ♦2 | +1 | +5 |
| -0.1 | Round 4 | MUNICH | 2 | 3N | ♣2 | +1 | +0 |
| -0.1 | Round 11 | POLISH SENIORS | 20 | 3N | ♠2 | +3 | -13 |
| -0.3 | Round 4 | MUNICH | 8 | 5♦ | ♦A | -2 | +1 |
| -0.3 | Round 10 | CHATEAU ROSSENOVO | 5 | 4♠ | ♦8 | +2 | -11 |
| -0.5 | Round 10 | CHATEAU ROSSENOVO | 6 | 4♠ | ♣A | = | +0 |
| -0.5 | Round 12 | VENTIN | 23 | 3N | ♠A | -1 | -6 |
| -0.6 | Round 5 | ZALESKI | 20 | 4♠ | ♣A | = | +1 |
| -0.8 | Round 5 | ZALESKI | 12 | 1♠ | ♣J | = | -1 |
| -0.9 | Round 5 | ZALESKI | 14 | 4♣ | ♠Q | -2 | +0 |
| -1.2 | Round 1 | SHANGHAI OCEAN | 10 | 3N | ♠Q | = | +3 |
| -1.2 | Round 5 | ZALESKI | 16 | 1N | ♦5 | = | -2 |
| -1.3 | Round 11 | POLISH SENIORS | 17 | 2♠ | ♣Q | -1 | -4 |
| -1.4 | Round 1 | SHANGHAI OCEAN | 9 | 3N | ♥10 | +2 | +0 |
| -1.4 | Round 5 | ZALESKI | 17 | 2N | ♠4 | -1 | -4 |
| -1.6 | Round 11 | POLISH SENIORS | 12 | 2♠ | ♣3 | +1 | -10 |
| -1.9 | Round 9 | GERMANY OPEN | 29 | 4♠ | ♥K | -2 | -3 |
| -2.0 | Round 15 | DENNOR | 28 | 2♣ | ♦J | -1 | -1 |
| -2.1 | Round 1 | SHANGHAI OCEAN | 1 | 2♠ | ♦8 | -2 | -8 |
| -2.2 | Round 4 | MUNICH | 6 | 4♣ | ♠Q | -2 | -11 |
| -2.3 | Round 1 | SHANGHAI OCEAN | 3 | 4♠x | ♣A | -3 | +4 |
| -2.3 | Round 5 | ZALESKI | 18 | 4♠ | ♣A | -1 | -5 |
| -2.3 | Round 10 | CHATEAU ROSSENOVO | 8 | 3♠ | ♦A | = | -6 |
| -2.7 | Round 4 | MUNICH | 5 | 1Nx | ♠4 | -1 | +0 |
| -2.7 | Round 9 | GERMANY OPEN | 26 | 1N | ♦7 | +2 | +0 |
| -3.0 | Round 9 | GERMANY OPEN | 30 | 4♠ | ♣K | -1 | -5 |
| -3.3 | Round 9 | GERMANY OPEN | 27 | 3♦ | ♥2 | -2 | -6 |
| -3.4 | Round 5 | ZALESKI | 19 | 2♠ | ♣2 | = | -5 |
| -3.4 | Round 15 | DENNOR | 26 | 1N | ♦5 | = | -6 |
| -4.3 | Round 4 | MUNICH | 9 | 2♠ | ♣8 | +2 | -2 |
| -4.7 | Round 1 | SHANGHAI OCEAN | 2 | 3♠x | ♣Q | -1 | -5 |
| -6.4 | Round 15 | DENNOR | 30 | 3N | ♠8 | -2 | -12 |
| -8.1 | Round 15 | DENNOR | 27 | 4♥ | ♠A | = | -7 |
| -9.3 | Round 9 | GERMANY OPEN | 24 | 5♣x | ♣3 | -4 | -5 |
| -9.5 | Round 15 | DENNOR | 25 | 6♠ | ♣2 | = | +9 |
| -9.8 | Round 10 | CHATEAU ROSSENOVO | 10 | 4♠ | ♣5 | = | -11 |
| -9.8 | Round 12 | VENTIN | 30 | 4♠ | ♦A | +1 | -7 |
| -10.1 | Round 11 | POLISH SENIORS | 16 | 5♦x | ♠A | -5 | -10 |
| -11.5 | Round 9 | GERMANY OPEN | 25 | 2♦x | ♥A | -4 | -12 |
| -11.7 | Round 12 | VENTIN | 21 | 5♠x | ♦5 | -3 | -12 |